River Brett (Main Reaches)
21 fish species have been recorded at 14 locations along the River Brett (Main Reaches).
- Fish species
- 21
- Places surveyed
- 14
- Survey visits
- 122
- Records span
- 1982–2026
Local EA evidence
Where fish were recorded
Choose a point on the map to see what was recorded there.
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River conditions
Environment Agency evidence
Fish found in this river
Open a linked fish for detailed measurements, or use the map filter above to compare survey locations.
| Fish | Sites | Most recent | Fish counted | Measured length | Measured weight |
|---|---|---|---|---|---|
| European eelAnguilla anguilla | 14 | 2026 | 4,530 | Median: 36.9 cm560 fish measuredLargest measured european eel: 66.2 cm | Median: 2.7 oz (0.077 kg)559 fish weighedLargest measured: 1 lb 2.4 oz (0.523 kg) |
| PikeEsox lucius | 14 | 2026 | 1,361 | Median: 31.7 cm1,361 fish measuredLargest measured pike: 95.5 cm | Median: 1 lb 0.5 oz (0.4665 kg)40 fish weighedLargest measured: 10 lb 7.1 oz (4.74 kg) |
| RoachRutilus rutilus | 14 | 2026 | 16,576 | Median: 11.8 cm12,601 fish measuredLargest measured roach: 33.2 cm | Median: 1 oz (0.0285 kg)2 fish weighedLargest measured: 1.1 oz (0.031 kg) |
| GudgeonGobio gobio | 14 | 2026 | 2,655 | Median: 9 cm2,542 fish measuredLargest measured gudgeon: 14.2 cm | Median: 0.6 oz (0.016 kg)2 fish weighedLargest measured: 0.7 oz (0.021 kg) |
| DaceLeuciscus leuciscus | 14 | 2026 | 2,204 | Median: 10.9 cm2,204 fish measuredLargest measured dace: 27.7 cm | Median: 0.9 oz (0.026 kg)7 fish weighedLargest measured: 7.4 oz (0.211 kg) |
| PerchPerca fluviatilis | 14 | 2026 | 1,685 | Median: 12 cm1,685 fish measuredLargest measured perch: 51 cm | Median: 1.3 oz (0.0365 kg)20 fish weighedLargest measured: 15.8 oz (0.447 kg) |
| BullheadCottus gobio | 13 | 2026 | 545 | Median: 6.2 cm545 fish measuredLargest measured bullhead: 9.6 cm | — |
| MinnowPhoxinus phoxinus | 13 | 2026 | 1,810 | Median: 5.1 cm1,552 fish measuredLargest measured minnow: 10.3 cm | — |
| Stone loachBarbatula barbatula | 13 | 2026 | 424 | Median: 8.5 cm424 fish measuredLargest measured stone loach: 13 cm | — |
| RuddScardinius erythrophthalmus | 13 | 2026 | 90 | Median: 11.7 cm90 fish measuredLargest measured rudd: 23 cm | — |
| ChubLeuciscus cephalus | 11 | 2026 | 761 | Median: 26.5 cm761 fish measuredLargest measured chub: 51.8 cm | Median: 2 lb 9.3 oz (1.17 kg)17 fish weighedLargest measured: 3 lb 9.8 oz (1.64 kg) |
| 3-spined sticklebackGasterosteus aculeatus | 9 | 2024 | 300 | Median: 3.8 cm300 fish measuredLargest measured 3-spined stickleback: 6.9 cm | — |
| TenchTinca tinca | 7 | 2026 | 28 | Median: 15.4 cm28 fish measuredLargest measured tench: 42.9 cm | Recorded weight: 7.2 oz (0.203 kg)1 fish weighed |
| Common carpCyprinus carpio | 6 | 1997 | 49 | Median: 38.3 cm49 fish measuredLargest measured common carp: 56.3 cm | Recorded weight: 9 lb 9 oz (4.34 kg)1 fish weighed |
| RuffeGymnocephalus cernuus | 2 | 2018 | 78 | Median: 10.8 cm78 fish measuredLargest measured ruffe: 14.1 cm | — |
| Spined loachCobitis taenia | 2 | 2018 | 25 | Median: 7.5 cm25 fish measuredLargest measured spined loach: 9.3 cm | — |
| Brook lampreyLampetra planeri | 2 | 2022 | 19 | Median: 17.2 cm18 fish measuredLargest measured brook lamprey: 19.3 cm | Median: 0.3 oz (0.009 kg)18 fish weighedLargest measured: 0.6 oz (0.018 kg) |
| Common breamAbramis brama | 2 | 2024 | 8 | Median: 19.1 cm8 fish measuredLargest measured common bream: 46.7 cm | — |
| BleakAlburnus alburnus | 1 | 2024 | 175 | Median: 7.1 cm175 fish measuredLargest measured bleak: 10.3 cm | — |
| Brown / sea troutSalmo trutta | 1 | 2006 | 1 | Recorded length: 11.9 cm1 fish measured | — |
| Golden goldfishCarassius auratus | 1 | 2018 | 1 | Recorded length: 4.6 cm1 fish measured | — |
EA surveys have recorded these fish at particular sites and times. Absence from a survey is not evidence that a species is absent from the river. Every valid individual length and weight is retained, with its sample size shown.
Useful context
This page follows survey locations along the main River Brett (Main Reaches). Tributaries and unrelated rivers with similar names are kept separate.
The map shows past fish records, not fishing access or a promise of what you’ll catch today.
How RiverFish handles the data →